This paper aims to acquaint the reader with the concept of social competence, children with disabilities and their socialisation, and to research what methods educators use to encourage the socialization of children with developmental disabilities, in early and preschool education institutions, and this research was done by survey in which participates 71 educators. Additionally, the aim was to investigate the literautre, according to which, iz was established that developing social competence is important for children so that they would be able to function in their enviroment. Therefore, it is important to encourage the development of social competence, and in this an important role plays the kindergarten teacher, who needs to know strategies in order to insure social competence development in children. Moreover, children with disabilities require more attention, so they need to be given the opportunity to develop in certain domains, including the domen of socialization. It is important to include children with disabilities because it provides them opportunity to develop socialization, while excluding children with disabilities from kindergarten, deny that right. Also important are the methods that kindergarten teachers use to encourage children with disabilities to socialise in early childhood and predschool educational institutions. The research conducted in the thesis shows the frequency of use of methods used by educators, so that they would encourage the social development of children with disabilities in early and preschool education institutions.